I've used AmmoSeek.com a few times when I was on the hunt for some 9mm and .223 ammo. Overall, I found it pretty handy since it shows prices from various retailers, which saved me a lot of time comparing options. Most of the listings were accurate, but I did run into a couple of sellers that seemed a bit sketchy, so I made sure to stick to the more reputable names I'd heard of before. Just be cautious and check the seller's ratings if you're uncertain. It's also worth noting that prices fluctuate, so if you see a good deal, jump on it quickly. Definitely a useful tool for anyone trying to find the best price on ammo.